From mboxrd@z Thu Jan 1 00:00:00 1970 From: Laura Lazzati Subject: Re: Video narration Date: Wed, 17 Apr 2019 16:44:26 -0300 Message-ID: References: <660de50483d54150fa1ca67ebd0cae886d0ffcbe.camel@tourbillion-technology.com> <52a3d40df1ee349f48e7ecd79756e9307cbae034.camel@tourbillion-technology.com> <5893d6b8dc2dd4ed1cdcab3e109ce655d82bc493.camel@tourbillion-technology.com> <6f60665f899c24133818106831f378f087b9d405.camel@tourbillion-technology.com> <808a07682b858d44b1e48c69fd98fcb770837789.camel@tourbillion-technology.com> <0f4db135b01c57d8ab2fbf6721587664507dcefc.camel@tourbillion-technology.com> <3f393bb53fa8d04c0e9ae33df1eeadaf864940d5.camel@tourbillion-technology.com> <3ce59ef3d1e63fbc743ae0b71f317ef5916e0ccf.camel@tourbillion-technology.com> <87ef6g1e4k.fsf@elephly.net> <0b31a2364a97f26bbea1fed9e3390a2a526d6c77.camel@tourbillion-technology.com> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Return-path: Received: from eggs.gnu.org ([209.51.188.92]:41218) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hGqUT-0003JN-KD for guix-devel@gnu.org; Wed, 17 Apr 2019 15:45:06 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hGqUS-0002Bx-Oi for guix-devel@gnu.org; Wed, 17 Apr 2019 15:45:05 -0400 In-Reply-To: <0b31a2364a97f26bbea1fed9e3390a2a526d6c77.camel@tourbillion-technology.com> List-Id: "Development of GNU Guix and the GNU System distribution." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: guix-devel-bounces+gcggd-guix-devel=m.gmane.org@gnu.org Sender: "Guix-devel" To: Paul Garlick Cc: Guix-devel Hi Paul! Sorry fot the delay. > I have been able to match the aspect ratio of the cli videos to the > nocli videos. With ffmpeg there is a filtergraph that can be added to > pad the images. The result is a smooth transition between the two > types. There is no longer flickering or crashing in the players I have > tested. Can you tell me which players work for you? I tried with my browser and it still tells me that the file is corrupt :/ > > The fix is commit 7c5db139081c37cbd4896628e38f5bff8dc5427e. > Great. One thought I had on the timing of the cli videos is that there > are two durations at work. Firstly, the frame rate and the number of > frames: > > duration1 (in seconds) = number of frames x 25 > > Secondly, there is the duration of the audio file (duration2). > > Should we check that duration1 approximately equals duration2? Or > possibly the audio file should always be slightly shorter than the > duration of the frame display. > > WDYT? I didn't notice this. Is it possible to make the audio shorter than the first duration? Regards :) Laura